./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 02:53:45,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 02:53:45,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 02:53:45,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 02:53:45,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 02:53:45,118 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 02:53:45,118 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 02:53:45,119 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 02:53:45,120 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 02:53:45,121 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 02:53:45,121 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 02:53:45,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 02:53:45,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 02:53:45,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 02:53:45,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 02:53:45,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 02:53:45,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 02:53:45,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 02:53:45,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 02:53:45,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 02:53:45,131 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 02:53:45,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 02:53:45,151 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 02:53:45,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 02:53:45,159 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 02:53:45,160 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 02:53:45,160 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 02:53:45,161 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 02:53:45,161 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 02:53:45,162 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 02:53:45,162 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 02:53:45,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 02:53:45,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 02:53:45,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 02:53:45,166 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 02:53:45,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 02:53:45,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 02:53:45,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 02:53:45,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 02:53:45,167 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 02:53:45,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 02:53:45,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-16 02:53:45,199 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 02:53:45,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 02:53:45,200 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 02:53:45,200 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 02:53:45,201 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 02:53:45,201 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 02:53:45,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 02:53:45,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 02:53:45,202 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 02:53:45,202 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 02:53:45,203 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 02:53:45,204 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 02:53:45,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 02:53:45,204 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 02:53:45,204 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 02:53:45,204 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 02:53:45,204 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:53:45,205 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 02:53:45,205 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 02:53:45,206 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 02:53:45,206 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 02:53:45,206 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 02:53:45,206 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 02:53:45,206 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-16 02:53:45,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 02:53:45,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 02:53:45,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 02:53:45,444 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 02:53:45,445 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 02:53:45,446 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-16 02:53:45,502 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1638ff0/7919dd491a9e442ea3468239e7cc108c/FLAG499dcc069 [2021-12-16 02:53:46,133 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 02:53:46,134 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-16 02:53:46,172 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1638ff0/7919dd491a9e442ea3468239e7cc108c/FLAG499dcc069 [2021-12-16 02:53:46,525 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba1638ff0/7919dd491a9e442ea3468239e7cc108c [2021-12-16 02:53:46,527 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 02:53:46,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 02:53:46,531 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 02:53:46,532 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 02:53:46,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 02:53:46,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:53:46" (1/1) ... [2021-12-16 02:53:46,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@224f4f08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:53:46, skipping insertion in model container [2021-12-16 02:53:46,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:53:46" (1/1) ... [2021-12-16 02:53:46,539 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 02:53:46,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 02:53:46,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-16 02:53:48,575 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-16 02:53:48,576 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d359f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:53:48, skipping insertion in model container [2021-12-16 02:53:48,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 02:53:48,576 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 02:53:48,578 INFO L158 Benchmark]: Toolchain (without parser) took 2048.80ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 69.7MB in the beginning and 105.1MB in the end (delta: -35.4MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-16 02:53:48,579 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 79.7MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 02:53:48,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2044.61ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 69.5MB in the beginning and 105.1MB in the end (delta: -35.6MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2021-12-16 02:53:48,581 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 79.7MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2044.61ms. Allocated memory was 113.2MB in the beginning and 144.7MB in the end (delta: 31.5MB). Free memory was 69.5MB in the beginning and 105.1MB in the end (delta: -35.6MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 02:53:50,068 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 02:53:50,070 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 02:53:50,102 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 02:53:50,102 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 02:53:50,104 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 02:53:50,105 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 02:53:50,109 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 02:53:50,110 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 02:53:50,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 02:53:50,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 02:53:50,125 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 02:53:50,125 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 02:53:50,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 02:53:50,128 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 02:53:50,131 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 02:53:50,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 02:53:50,132 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 02:53:50,134 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 02:53:50,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 02:53:50,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 02:53:50,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 02:53:50,141 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 02:53:50,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 02:53:50,146 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 02:53:50,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 02:53:50,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 02:53:50,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 02:53:50,148 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 02:53:50,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 02:53:50,149 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 02:53:50,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 02:53:50,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 02:53:50,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 02:53:50,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 02:53:50,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 02:53:50,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 02:53:50,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 02:53:50,152 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 02:53:50,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 02:53:50,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 02:53:50,155 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-12-16 02:53:50,169 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 02:53:50,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 02:53:50,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 02:53:50,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 02:53:50,172 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 02:53:50,172 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 02:53:50,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 02:53:50,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 02:53:50,173 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 02:53:50,173 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 02:53:50,174 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-16 02:53:50,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-16 02:53:50,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 02:53:50,174 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 02:53:50,174 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-16 02:53:50,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 02:53:50,176 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 02:53:50,176 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 02:53:50,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 02:53:50,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 02:53:50,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 02:53:50,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 02:53:50,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 02:53:50,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 02:53:50,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 02:53:50,177 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 02:53:50,177 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 02:53:50,178 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b61dd6293576613fe76a1f6c7de40e10adddf0336817b3530deb76123c32b759 [2021-12-16 02:53:50,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 02:53:50,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 02:53:50,440 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 02:53:50,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 02:53:50,441 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 02:53:50,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-16 02:53:50,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691d32aa0/0bfa9fd8f10248af93a7d28d8e08bd50/FLAG9e97948cb [2021-12-16 02:53:51,069 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 02:53:51,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i [2021-12-16 02:53:51,114 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691d32aa0/0bfa9fd8f10248af93a7d28d8e08bd50/FLAG9e97948cb [2021-12-16 02:53:51,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/691d32aa0/0bfa9fd8f10248af93a7d28d8e08bd50 [2021-12-16 02:53:51,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 02:53:51,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 02:53:51,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 02:53:51,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 02:53:51,522 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 02:53:51,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:53:51" (1/1) ... [2021-12-16 02:53:51,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4a09e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:53:51, skipping insertion in model container [2021-12-16 02:53:51,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 02:53:51" (1/1) ... [2021-12-16 02:53:51,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 02:53:51,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 02:53:51,917 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_write_nvram.i[5469,5482] [2021-12-16 02:53:53,926 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: snprintf [2021-12-16 02:53:53,926 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50967d8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 02:53:53, skipping insertion in model container [2021-12-16 02:53:53,926 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 02:53:53,926 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 02:53:53,928 INFO L158 Benchmark]: Toolchain (without parser) took 2409.31ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.6MB in the beginning and 41.0MB in the end (delta: -12.4MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-12-16 02:53:53,928 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 02:53:53,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2406.49ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.5MB in the beginning and 41.0MB in the end (delta: -12.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2021-12-16 02:53:53,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 34.1MB in the beginning and 34.1MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2406.49ms. Allocated memory was 52.4MB in the beginning and 75.5MB in the end (delta: 23.1MB). Free memory was 28.5MB in the beginning and 41.0MB in the end (delta: -12.6MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 4712]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: snprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN